[maxerickson]

We should just find some statistics. For instance, this article pegs the number of AR 15s in the United States in the low millions:

http://www.slate.com/blogs/crime/2012/12/20/assault_rifle_st...

It makes a credible case for less than 5 million. So you only need 20 or 30 similarly collectible guns to get to 100 million.

We also should not bother to argue too much over what constitutes collecting (that is, we should find middle ground or agree to disagree and abandon the whole discussion). I certainly wouldn't include someone buying 1 or 2 reliable and cost effective guns.

[hga]

As I note elsewhere, also run the numbers on how much gun owners have invested in firearms. If, as one person did using the latest figures including the clearly too low ownership rate from surveys, the average is $100K then....